Combined type reinforced truss floor support plate
A kind of Combined type reinforced truss floor support plate is the utility model is related to, the concrete building laminate suitable for architectural engineering
Cast in situs or prefabrication, belong to building element technical field.
With the development of construction industry, the design and construction technology of floor plates is constantly progressive, traditional making floor plates mode by
It is many in having that arrangement of reinforcement is cumbersome, formwork erection workload is big, construction quality is difficult to ensure that, Energy Consumption of Construction is poor, environmental pollution is more serious etc.
Problem, green, low-carbon and the idea of development of environmental protection are not met.Occurs one kind in recent years without formwork, by steel bar girder itself
Undertake the steel bar truss floor support plate of construction stage external loads.Steel bar truss floor support plate of the prior art uses reinforcing bar purlin mostly
Frame is fixedly connected with zinc-plated profiled sheet spot welding, and then monoblock type is poured on flooring, because there is bar shaped pressure on profiled sheet surface
Trace, it may appear that rough situation, such as there is the building of furred ceiling requirement for office building office class, if needing to fit up in the later stage,
It is difficult in plaster leveling thereon, if in the finished tearing profiled sheet off, just need between manual breakage steel bar girder and zinc-plated template
Solder joint, but because profiled sheet and concrete are combined closely, it is difficult to tear to cause profiled sheet, or even need to employ cutting machine,
Therefore workload and work difficulty are substantially increased.Meanwhile the template removed is being destroyed solder joint and separated with cast-in-place concrete
During, it is badly damaged and can not repeat to utilize, not only take artificial but also cost of idleness.
Disclosed in Application No. 201310369425.5, the patent of invention specification that Authorization Notice No. is CN103397728B
A kind of form surfacing is detachable and thickness adjustable Combined type reinforced truss floor support plate, solves steel bar girder floor plates and brings
Sheet metal waste and bed die template thickness it is unadjustable the problem of.But the globality of steel bar girder is poor, in the effect of load
Easily occurring that deflection is larger, solder joint comes off down etc. influences the phenomenon of its normal use；And supporting fastener is in the work of construction dynamic load
Rotated under, cause gib head to come off, steel bar girder is larger because middle part degree of disturbing occur in the larger no intermediate supports of span, and enters
And make it that end template lap-joint and junction occur spillage in the construction stage, or even whole casting system destroys；During dismounting
Though hook H/A muscle bottom connection unclamped, its gib head is still embedded in the concrete of solidification so that still needed to during dismounting compared with
Big moment of torsion, the dismounting of steel bar truss floor support plate end template are firmly and unreasonable.
Utility model content
The utility model is to avoid the deficiency present in above-mentioned prior art, there is provided is held in a kind of Combined type reinforced truss building
Plate, steel bar girder resistance to overturning when making the floor support plate construct is good, without a large amount of vertical supporting systems and wooden a tree, used in making timber for boats and big stupefied small stupefied,
Steel bar girder construction stage middle part degree of disturbing is small, and the thickness of end template is adjustable and detachable, and dismounting is firmly reasonable, is easy to bed die
Plate and connecting piece are used in turn, suitable for the template of the diversified forms such as glued board, sheet metal, steel plate.
The utility model adopts the following technical scheme that to solve technical problem：
The utility model Combined type reinforced truss floor support plate, steel bar girder is formed by the reinforcing bar that winds up, lower edge reinforcing bar and abdomen muscle,
For end template by the removable bottom for being fixed on steel bar girder of connecting piece, it is structurally characterized in that the connecting piece includes：
Crotch part, has top gib head and vertical straight bar section, and the top gib head is articulated in the bottom abdomen in steel bar girder
On muscle, the vertical straight bar section sequentially passes through billet, support cushion and end template, is threadedly coupled on the vertical straight bar section
There is adjustable sleeve, the lower end of the adjustable sleeve convexedly stretches in the bottom surface of billet, and the through hole being arranged in support cushion is big footpath
Hole, the through hole being arranged on end template is strip hole, the top gib head is passed through from large diameter hole and strip hole；
Pull bar, its top are hinged on the bottom of adjustable sleeve using hinge, and the hinge is set to be unilateral, is to be in and push up
The crotch of portion's gib head enables pull bar to be swung in the perpendicular where crotch part, swung in level towards opposite side
The pull bar of state is embedded in the neck being correspondingly arranged on billet, and the bottom of end template is butted on by billet and support cushion
Face, make top gib head firmly on the abdomen muscle of bottom, end template is fixed；Swing and continue to pull to crotch in the pull bar of vertical state
Towards side top gib head can be made to depart from bottom abdomen muscle, realize the dismounting of top gib head and end template.
The design feature of the utility model Combined type reinforced truss floor support plate is lain also in：The crotch part is adjacent for left and right
Each road steel bar girder be arranged in rows in, make at the pull bar that is horizontal in the adjacent crotch part in left and right on the same line；If
Connecting rod is put, head is realized for the pull bar being horizontal located on adjacent position on the same line using the connecting rod
Tail is connected, and is locked the horizontality of pull bar, and for pull bar of the office in two sides, the other end of its connecting rod is set
In beam or wall form.
The design feature of the utility model Combined type reinforced truss floor support plate is lain also in：The connecting rod is threaded connection
Bar, the elongated pull bar is female thread structure, to be threadedly coupled between pull bar and connecting rod, is in the both ends of same connecting rod
The internal thread rotation of pull bar is to identical.
The design feature of the utility model Combined type reinforced truss floor support plate is lain also in：The waist of the connecting rod is arranged to
Hex nut, the rotation of connecting rod is driven using hex nut.
Compared with the prior art, the utility model has the beneficial effect that：
1st, steel bar girder resistance to overturning when the utility model makes the floor support plate construct is good, without a large amount of vertical supporting systems
With wooden a tree, used in making timber for boats and big stupefied small stupefied, degree of disturbing is smaller in the middle part of the truss construction stage, and end template is detachable.
2nd, in the utility model end template dismounting it is firmly reasonable, end template connecting piece can be used in turn, suitable for glued board,
The template of the diversified forms different-thickness such as sheet metal, steel plate.
3rd, the utility model midsole template thickness can adjust, end template solderless contact, without deformation, easy installation and removal；
4th, connecting rod is firmly threadedly coupled with pull bar in the utility model, and is fixed with the template of wall beam or concrete
Shared top construction loads, steel bar girder is in itself, steel bar girder is firm each other connects so that the entirety of steel bar girder
Stability is strengthened；
5th, connecting rod and pull rod screw are firmly connected to one another in the utility model so that gib head is under dynamic loading of constructing
It is not easy to loosen, firm stable.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is connecting piece close-up schematic view in the utility model；
Fig. 3 is pull bar and connecting rod connection diagram in the utility model；
Fig. 4 is the positive elevational schematic view of crotch connecting piece in the utility model；
Label in figure：1 billet, 2 vertical straight bar sections, 3 adjustable sleeves, 4 hinges, 5 pull bars, 6 support cushions, 7 nuts, 8
Whorl brace rod, 9 large diameter holes, 10 top gib heads, 11 strip holes, 12 end templates, 13 lower edge reinforcing bars, 14 wind up reinforcing bar, 15 bottoms
Abdomen muscle, 16 concrete, 17 sealing strips, 18 bed die overlapping the slot, 19 necks.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, in the present embodiment Combined type reinforced truss floor support plate be by the reinforcing bar 14 that winds up, under
String reinforcing bar 13 and abdomen muscle form steel bar girder, and by the removable bottom for being fixed on steel bar girder of connecting piece, it joins end template 12
Knot part includes：
As depicted in figs. 1 and 2, crotch part, has top gib head 10 and vertical straight bar section 2, and top gib head 10 is articulated in steel
On bottom abdomen muscle 15 in muscle truss, vertical straight bar section 2 sequentially passes through billet 1, support cushion 6 and end template 12, vertical
Adjustable sleeve 3 is threaded with straight bar section 2, the lower end of adjustable sleeve 3 convexedly stretches in the bottom surface of billet 1, adjusts adjustable sleeve 3
To adapt to the end template 12 of different-thickness, the through hole being arranged in support cushion 6 is height in the vertical bar segment 2 of crotch part
Large diameter hole 9, the through hole being arranged on end template 12 is strip hole 11, enables top gib head 10 from large diameter hole 9 and strip hole 11
In by, with realize dismounting.
As shown in Figure 2, Figure 3 and Figure 4, pull bar 5, it is riffled tube, and the top of pull bar 5 is hinged on adjustable using hinge 4
The bottom of sleeve 3, hinge 4 set to be unilateral, are to be in the crotch of top gib head 10 towards opposite side, enable pull bar 5
It is enough to be swung in the perpendicular where crotch part, swing the pull bar 5 being horizontal and be embedded in what is be correspondingly arranged on billet 1
In neck 19, and the bottom surface of end template 12 is butted on by billet 1 and support cushion 6, makes top gib head 10 firmly in bottom abdomen
On muscle 15, end template 12 is fixed；Swing and continue to pull to crotch in the pull bar 5 of vertical state and can make top hook towards side
First 10 depart from bottom abdomen muscle 15, realize the dismounting of top gib head 10 and end template 12.
In the present embodiment, crotch part is arranged in rows in for the adjacent each road steel bar girder in left and right, makes the crotch that left and right is adjacent
At the pull bar 5 being horizontal in part on the same line；Connecting rod 8 is set, using connecting rod 8 for locating on the same line
Adjacent position on the pull bar 5 that is horizontal realize that head and the tail connect, locked the horizontality of pull bar 5, for
In the pull bar 5 of two sides, the other end of its connecting rod 8 is arranged in beam or wall form for office, in specific implementation, can directly with
The thread in beam or wall form is arranged on to substitute.
Connecting rod 8 can be arranged to whorl brace rod, it is female thread structure that pull bar 5 is elongated, pull bar 5 and connecting rod 8 it
Between for threaded connection, be in the internal thread rotation of pull bar 5 at the both ends of same connecting rod 8 to identical, the waist of connecting rod 8 is arranged to
Hex nut 7, the rotation of connecting rod 8 is driven using hex nut 7.
In specific implementation, end template 12 is sheet metal, steel plate or glued board, and adjustment regulating sleeve 3 is in vertical straight bar section 2
On relative altitude crotch part can be made to adapt to the thickness of different end template 12.
In order to arrange neck 19, it is necessary to which the billet 1 of corresponding side is arranged into thicker than opposite side, make neck 19 straight
Connect to be formed in the bottom surface of billet 1, this overall structure is simple and firm.
The installation method of Combined type reinforced truss floor support plate is to carry out as follows in the present embodiment：
Step 1：The adjustable sleeve 3 for being hinged with pull bar 5 is threaded on the vertical straight bar section 2 of crotch part；
Step 2：The top gib head 10 of crotch part is penetrated into billet 1, support cushion 6 and end template 12, made top
Gib head 10 reaches the top of the bottom abdomen muscle 15 of steel bar girder；
Step 3：Adjust adjustable sleeve 3 so that pull bar 5 is when being horizontal, the Firm hook of top gib head 10 of crotch part
Hang on bottom abdomen muscle 15；
Step 4：Pulling pull bar 5 makes it in level, and is embedded in the neck 19 of billet 1, and rotating hex nut 7 makes spiral shell
Line connecting rod 8 is threaded between adjacent pull bar 5；Whorl brace rod 8 of the office in both sides is to be arranged on beam or wall mould
Threaded rod in plate is replacement；
Step 5：Sealing strip 17 is filled in the lower section of the bed die overlapping the slot 18 of every Pin steel bar truss floor support plates, completes end template
12 fixation, casting concrete 16；
Step 6：When concrete 16 reaches intensity, the locking that hex nut 7 makes pull bar 5 depart from whorl brace rod 8 is rotated,
It is re-directed towards vertical direction and pulls pull bar 5, that is, causes top gib head 10 to depart from bottom abdomen muscle 15；
Step 7：Mobile crotch part, the strip hole 11 for making its top gib head 10 exit on end template 12, realizes end template 12
With the dismounting of steel bar girder.
In construction, steel bar girder and end template by crotch part, pull bar, with whorl brace rod be connected it is integral after, it is overall
Lifting is held on concrete building laminate both sides shear wall or beams of concrete, is connected through a screw thread each other per Pin steel bar girders
Bar connection is integral and is fixed in beam wall form or concrete, is carrying out the colligation and concreting of reinforcing bar thereon, is owning
Construction loads undertaken by steel bar girder and connecting piece after be delivered to the beams of concrete or shear wall of concrete building laminate both sides.